CVE-2013-2100

Public Exploit

Description

The urlopen function in pym/portage/util/_urlopen.py in Gentoo Portage 2.1.12, when using HTTPS, does not verify X.509 certificates from SSL servers, which allows man-in-the-middle attackers to spoof servers and modify binary package lists via a crafted certificate.

Category

9.3
CVSS
Severity: Critical
CVSS 2.0 •
EPSS 0.59%
Vendor Advisory gentoo.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://openwall.com/lists/oss-security/2013/05/16/3 mailing list
https://security.gentoo.org/glsa/201507-16 vendor advisory
https://bugs.gentoo.org/show_bug.cgi?id=469888 patch
http://openwall.com/lists/oss-security/2013/05/15/5 exploit mailing list
http://www.securityfocus.com/bid/59878 vdb entry
https://exchange.xforce.ibmcloud.com/vulnerabilities/84315 vdb entry

Frequently Asked Questions

What is the severity of CVE-2013-2100?
CVE-2013-2100 has been scored as a critical severity vulnerability.
How to fix CVE-2013-2100?
To fix CVE-2013-2100, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2013-2100 being actively exploited in the wild?
It is possible that CVE-2013-2100 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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